Share your experience!
Hi guys i have experiment a trick for have more ram for our xperia SP... before i have only 100- ram, but now i have 200/300mb of ram ! For have this, you must disabled CRHOME! Go to settings/application/crhome/disabled. After this you can have more ram and smooth phone!
the problem is crhome! 
sorry for my bad english LOL
i now used OPERA, but you can use what you prefer...Opera for me is good 
try dolphin its small and fast